Shutdown Scheduler - It is a utility allowing to automate shutting the system down or closing specified applications.
John's Background Switcher - Switch backgrounds to trending imgur, reddit, tumblr threads
Airytec Switch Off - Switch Off is a lightweight, easy-to-use, tray-based system utility that can automatically...
Variety Wallpaper Changer - Variety is a wallpaper changer for Ubuntu which is featureful, yet slim and very easy to use.
Easy Shutdown - Automatically Shutdown Computer easily on a daily or weekly basis.
Wallpaper Cycler - NuonSoft WallpaperCycler is a powerfull utility to manage all your wallpapers and to automatically cycle between your wallpapers.